Minimize Level-1B ECHO_SAR_Ku Product: Location Parameters

Level-1B ECHO_SAR_Ku Product: Location parameters

PARAMETER

Latitude

Longitude

Altitude

Altitude rate

NETCDF NAME

lat_l1b_echo_sar_ku

lon_l1b_echo_sar_ku

alt_l1b_echo_sar_ku

orb_alt_rate_l1b_echo_sar_ku

DESCRIPTION

Latitude position at time tag.

Longitude position at time tag.

Satellite altitude height above the reference ellipsoid at time tag.

Satellite altitude height rate at time tag.

UNITS

Latitude: 10-6 degrees. Positive latitude is a northern latitude, negative latitude is a southern latitude.

Longitude: 10-6 degrees. East longitude relative to the Greenwich meridian.

Altitude: 10-4 m. An offset of 700 000 m to be added to the value read from the netCDF file.

Altitude rate: 10-2 m/s.

PARAMETERS RELATED

x_pos_l1b_echo_sar_ku: X component of the satellite altitude.

y_pos_l1b_echo_sar_ku: Y component of the satellite altitude.

z_pos_l1b_echo_sar_ku: Z component of the satellite altitude.

 

x_vel_l1b_echo_sar_ku: X component of the satellite velocity.

y_vel_l1b_echo_sar_ku: Y component of the satellite velocity.

z_vel_l1b_echo_sar_ku: Z component of the satellite velocity.

ALGORITHMS RELATED

Orbit CFI algorithm

ALT_PHY_LOC_01 algorithm

PARAMETER DETAILED DESCRIPTION

Sentinel-3 Core PDGS Instrument Processing Facility (IPF) Implementation. Product Data Format Specification. SRAL/MWR Level 1 & 2 Instrument Products